TY  - BOOK
AU  - Polit, Denise F., author.
AU  - Hungler, Bernadette P., author.
TI  - Nursing research : : principles and methods / 
SN  - 9715841457
U1  - DC 610.73072 1999
PY  - 1999///
CY  - Philadelphia : 
PB  - Lippincott, 
KW  - Nursing
KW  - Methodology
KW  - Research
KW  -  Nursing Research
KW  - methods
N1  - Includes bibliographical references and indexes
ER  -